Johan van Sypesteyn Dutch politician (1564-1625) (1564–1625) Parents Beatrix Schade Maerten van Sypesteyn Children Beatrix van Sypesteyn Hester van Sypesteyn Cornelis van Sypesteyn Siblings Erick Maartensz van Sypesteyn Willem van Sypesteyn Partners Catharina van Nyenrode